Verb (5-dan, す, transitive)
1. to erase; to rub out; to rub off; to cross out; to delete
けど書いちゃったので消しません。But I've already written it, so I won't erase it.
2. to turn off (a light, TV, heater, etc.); to switch off
そして、テレビを消した。And then, I turned off the TV.
3. to extinguish (a fire, candle, etc.); to put out
早く火を消さないと！I have to put out the fire quickly!
4. to remove (a smell, pain, etc.); to eliminate; to get rid of; to relieve (pain, anxiety, etc.); to neutralize (poison)
5. to drown out (a sound); to deaden; to absorb; to muffle
6. to kill; to murder; to bump off; to rub out